Math Arguments
Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.
Triangles
How much of the description is necessary in order to find the solution?
"If an equilateral triangle and three isosceles triangles together make a rhombus, what must the angles in the rhombus be?"
Do we really need to know that it's a rhombus?
Could we just be told it's a parallelogram?
.
Source:
Don Steward
source.
source.
More Information:
++